[INFO] fetching crate smlang 0.5.1...
[INFO] documenting smlang-0.5.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate smlang 0.5.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate smlang 0.5.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smlang 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate smlang 0.5.1
[INFO] tweaked toml for crates.io crate smlang 0.5.1 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate smlang 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.54
[INFO] [stderr]   Downloaded smlang-macros v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36cba36e502ff631fa55c88bf019cdb44e27a20bca625cdc591c96ff100bd6dc
[INFO] running `Command { std: "docker" "start" "-a" "36cba36e502ff631fa55c88bf019cdb44e27a20bca625cdc591c96ff100bd6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36cba36e502ff631fa55c88bf019cdb44e27a20bca625cdc591c96ff100bd6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cba36e502ff631fa55c88bf019cdb44e27a20bca625cdc591c96ff100bd6dc", kill_on_drop: false }`
[INFO] [stdout] 36cba36e502ff631fa55c88bf019cdb44e27a20bca625cdc591c96ff100bd6dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05142e2546fbb5ddd9591f6b4fdd0199d83e3d12ac63cc263c58bfb011b30551
[INFO] running `Command { std: "docker" "start" "-a" "05142e2546fbb5ddd9591f6b4fdd0199d83e3d12ac63cc263c58bfb011b30551", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling smlang-macros v0.5.1
[INFO] [stderr]  Documenting smlang v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "05142e2546fbb5ddd9591f6b4fdd0199d83e3d12ac63cc263c58bfb011b30551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05142e2546fbb5ddd9591f6b4fdd0199d83e3d12ac63cc263c58bfb011b30551", kill_on_drop: false }`
[INFO] [stdout] 05142e2546fbb5ddd9591f6b4fdd0199d83e3d12ac63cc263c58bfb011b30551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 3c4cc5de3ff0dd20255705bfe79da9496f748e9ab8ef901026debe18997a925e
[INFO] running `Command { std: "docker" "start" "-a" "3c4cc5de3ff0dd20255705bfe79da9496f748e9ab8ef901026debe18997a925e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling smlang-macros v0.5.1
[INFO] [stderr]  Documenting smlang v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.30s
[INFO] running `Command { std: "docker" "inspect" "3c4cc5de3ff0dd20255705bfe79da9496f748e9ab8ef901026debe18997a925e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4cc5de3ff0dd20255705bfe79da9496f748e9ab8ef901026debe18997a925e", kill_on_drop: false }`
[INFO] [stdout] 3c4cc5de3ff0dd20255705bfe79da9496f748e9ab8ef901026debe18997a925e